General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

WOOD CASE WITH BRASS HARDWARE AND LOCK/ BRASS INSTRUMENT/ GLASS LENSES.

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

13.4 cm

Width

12.0 cm

Height

23.8 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Exploration and Survey

Category

Measurement-angles

Sub-Category

N/A

Manufacturer

AKA

ROBINSON

Country

England

State/Province

Unknown

City

London

Context

Country

Canada

State/Province

Unknown

Period

C. 1882

Canada

AN BRITISH MADE INSTRUMENT USED BY THE CANADIAN METEOROLOGICAL SERVICE EARLY IN ITS HISTORY. ACCORDING TO AES, THIS IS THE TYPE OF INSTRUMENT WAS USED DURING THE INTERNATIONAL POLAR YEAR OF 1882 AT NORTHERN MAGNETIC & METEOROLOGICALOBSERVATORIES.

Function

AN INSTRUMENT USED IN SURVEYING TO MEASURE HORIZONTAL AND VERTICAL ANGLES.

Technical

THOMAS C. ROBINSON OPERATED AT 38 DEVONSHIRE ST. FROM 1821 TO 1835. IN 1831 HE MADE A PORTABLE TRANSIT THAT WAS DISPLAYED AT THE ROYAL INSTITUTION (1).

Area Notes

Unknown

Details

Markings

Incised lettering on base reading in script 'Robinson/ 38 Devonshire Street/ Portland Place' & in capitals 'LONDON'/ incised black numbers & markings on scale.

Missing

N/A

Finish

CASE STAINED MEDIUM BROWN AND VARNISHED/ BLACK ENAMEL PAINTED TRANSIT WITH BRASS PARTS/ PLATED SCALES.

Decoration

N/A